The Medusa Nebula is a planetary nebula in the constellation of Gemini. It is also known as Abell 21 and Sharpless 2-274. It was originally discovered in 1955 by University of California, Los …

Nov 13, 2022 · The Medusa Nebula (Sh2-274) is a large planetary nebula located 1,500 light-years away in the constellation Gemini. With an apparent magnitude of 15.99, the nebula is a …

Also known as Abell 21, this Medusa is an old planetary nebula some 1,500 light-years away in the constellation Gemini. Like its mythological namesake, the nebula is associated with a …

The Medusa Nebula is a planetary nebula in the constellation of Gemini. It is also known as Abell 21 and Sharpless 2-274. It was originally discovered in 1955 by University of California, Los …

Jan 1, 2024 · Observers of the Northern Hemisphere’s winter sky can point their telescopes toward the not-so-frightening visage of the Medusa Nebula, also cataloged as Abell 21 and …

The Medusa Nebula is a large planetary nebula about a third of the full moon diameter. The visual brightness is 10.3 and the surface brightness is 15.3 magnitudes. The central star is very weak …

SH2-274 also designated as Abell 21 is a planetary nebula in Gemini located 1500 light years away has expanded to about 4 light years in diameter. Its braided filaments are said by some …

May 20, 2015 · This beautiful planetary nebula is named after a dreadful creature from Greek mythology — the Gorgon Medusa. It is also known as Sharpless 2-274 and is located in the …

May 21, 2015 · ESO’s Very Large Telescope in Chile has captured the most detailed image ever taken of the Medusa Nebula (also known Abell 21 and Sharpless 2-274). As the star at the …

Dec 25, 2023 · Sh2-274 / Abell 21, aka the Medusa Nebula, is a planetary nebula located in the constellation Gemini. It is about 1500 light years away, and 4 light years wide. At the center of …